Science Variables

Front

What is the independent (manipulated) variable in an investigation where corn seeds are placed in three different water temperatures to see if they sprout at different times?

Back

Water temperatures

Front

What is the dependent (or responding) variable in a study on how different tire treads affect the braking distance of a car?

Back

Braking distance

Front

What is a controlled variable in an investigation where more potatoes are produced if the soil is fertilized more?

Back

The location of the farm

Front

What was the dependent (or responding) variable in the experiment where students measured the temperature of the water at different depths in Lake Skywalker?

Back

Temperature

Front

Identify the INDEPENDENT (manipulated) VARIABLE: You experiment to see if a bouncy ball or a tennis ball bounces higher.

Back

Type of ball

Front

Identify the DEPENDENT (responding) VARIABLE in the experiment: Does the type of liquid change how fast it can drain out of the tornado tube?

Back

Speed to drain

Front

What you measure or observe in an experiment.

Back

dependent variable

Front

The ONE thing you change in an experiment.

Back

independent (manipulated) variable

Front

What is the independent (manipulated) variable in determining the effect of fertilizer on the growth of grass?

Back

amount of fertilizer

Front

What is the dependent (responding) variable in determining the effect of fertilizer on the growth of grass? Options: amount of fertilizer, height of grass, type of plant, time.

Back

height of grass